Finding the Fourth Proportional to 23,719.89, 32,731.98 and 13,109.52

Step by Step Solution

1. Step 1: Write the proportion equation
   23,719.89 : 32,731.98 = 13,109.52 : x
2. Step 2: Convert to fraction form
   23,719.89/32,731.98 = 13,109.52/x
3. Step 3: Cross multiply
   23,719.89x = 32,731.98 × 13,109.52
4. Step 4: Simplify right side
   23,719.89x = 429,100,546.45
5. Step 5: Solve for x
   x = 429,100,546.45/23,719.89
6. Step 6: Final answer
   x = 18,090.33